Grandstream Networks GSC35 Series User Manual page 47

Validate Incoming SIP
Specifies if the device will check the incoming SIP messages caller ID and
Messages
CSeq headers. If the message does not include the headers, it will be
rejected. The default setting is "No".
Allow Unsolicited It is used to configure whether to dial the number carried by Refer-to after
REFER receiving SIP REFER request actively. If it is set to "Disabled", the device will
send error warning and stop dialing. If it is set to "Enabled/Force Auth", the
device will dial the number after sending authentication, if the authentication
failed, then the dialing will be stopped. If it is set to "Enabled", the device will
dial up all numbers carried by SIP REFER. The default is "Disabled".
Only Accept SIP Answers the SIP request from saved servers when set to "Yes", only the SIP
Requests from requests from saved servers will be accepted; and the SIP requests from the
Known Servers unregistered server will be rejected. The default setting is "No".
Check SIP User ID for Configures the device to check the SIP User ID in the Request URI of the SIP
Incoming INVITE INVITE message from the remote party. If it doesn't match the device's SIP
User ID, the call will be rejected. The default setting is "No".
Allow SIP Reset
It is used to configure whether to allow SIP Notification message to perform
factory reset on the device.
The default setting is "No".
Authenticate Configures the device to authenticate the SIP INVITE message from the
Incoming INVITE remote party. If set to "Yes", the device will challenge the incoming INVITE for
authentication with SIP 401 Unauthorized response. Default is "No".
SIP Realm used for Configure this item to validate incoming INVITE, but you must enable
Challenge INVITE & authenticate incoming INVITE first to make it take effect. You can verify the
NOTIFY NOTIFY information for the provision, including check-sync, resync and
reboot, but only when SIP NOTIFY authentication enabled first to make it take
effect.
MOH
Upload Local MOH
Loads the MOH file to the device. Click on "Browse" button to upload the
Audio File
music file from local PC. The MOH audio file has to be in .wav or .mp3 format.
(Music on Hold)
Note: Please be patient while the audio file is being uploaded. It could take
more than 3 minutes to finish the uploading especially the file size is large.
The button will show as "Processing" during the uploading. Once done, it will
show as "Browse" again. Click on "Save" on the bottom of the web page and
"Apply" on the top of the web page to save the change.
Enable Local MOH
Plays local MOH file if the call is being hold by the device.
Default is "No".
GSC35XX Series User Manual
Version 1.0.0.15
P a g e | 47